Sbf

[Sarah]

Single Black Female; an expression typically found in personal ads.

[Couch Potatoe]

Straight Best Friend. For Gay people who have a best friend who is straight as a ruler ;)

[Jason Yan]

Sassy Black Freind

[Dave Paprocki]

Surprise Butt Fucked. When you dont see butt sex coming. Its not rape, its surprise butt sex

[Jessica]

Secret Best Friend. When u already have a best friend but theres another that you have some connection with and theyre incredible and the person youre best friends with isnt your bff any more.

[Becky]

Summer Boyfriend

[Justin Bieber]

acronym for Shes Beast Fool
It can pertain to an ugly girl, ugly car, or all things ugly.

[Donald Trump]

Short for silent but funny in Internet chats. Used as an alternative to LOL, where something is funny, but is appreciated without actually laughing out loud.